Critical Security Alert: Over 3,000 NetScaler Devices Remain Vulnerable to CitrixBleed 2 Exploit.

Critical Security Alert: Over 3,000 NetScaler Devices Remain Vulnerable to CitrixBleed 2 Exploit.

A significant cybersecurity crisis continues to unfold as over 3,000 Citrix NetScaler devices remain unpatched against a critical vulnerability known as CitrixBleed 2. This alarming situation has prompted urgent warnings from cybersecurity agencies and researchers worldwide, as attackers actively exploit the flaw to gain unauthorized access to corporate and government networks.
Dutch NCSC Confirms Active Exploitation of Citrix NetScaler CVE-2025-6543

Dutch NCSC Confirms Active Exploitation of Citrix NetScaler CVE-2025-6543

The Netherlands' National Cyber Security Centre (NCSC) has issued urgent warnings about sophisticated cyberattacks exploiting a critical zero-day vulnerability in Citrix NetScaler systems, identified as CVE-2025-6543. This vulnerability has been actively exploited to breach multiple critical organizations across the Netherlands since at least early May 2025.